WAEC Past Questions and Answers - Page 4151

20,751.

The organ that is sensitive to light in the Euglena is the

A.

gullet

B.

chloroplast

C.

eye spot

D.

contractile vacuole

E.

flagellum

Correct answer is C

No explanation has been provided for this answer.

20,752.

Which of the following is not likely to be found in the cell of a ripe tomato fruit?

A.

plastids

B.

Chlorophyll

C.

Cellulose cell wall

D.

Mitochondrion

E.

Mineral salts

Correct answer is B

No explanation has been provided for this answer.

20,754.

In the diagram above, ML//PQ and NP//QR, if ∠LMN = 40° and ∠MNP = 55°. Find ∠QPR

A.

15o

B.

25o

C.

35o

D.

40o

E.

55o

Correct answer is A

Draw line ANB// ML

< MNA = 40° (alternate angle AB/ ML)

< ANP = 55° - 40° = 15°

< POR = 15° = < ANP (corresponding angles, PN // RQ)